const formatTime = time => {
    var date = new Date(time);
    var year = date.getFullYear()
    var month = date.getMonth()+1
    var day = date.getDate()
    return [year, month, day].map(formatNumber).join('-')
  }
  
  
  const formatNumber = n => {
    n = n.toString()
    return n[1] ? n : '0' + n
  }
  
  
  module.exports = {
    formatTime: formatTime
  }
  
  